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Science

11th Grade

Nitrogen Cycle covered

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Nitrogen Cycle
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8 questions

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1.

LABELLING QUESTION

1 min • 1 pt

Identify the processes in the nitrogen cycle.

a
b
c
d
e
f

Nitrification

Ammonification

Ingestion

Denitrification

Nitrogen Fixation

Assimilation

Tags

Nitrogen Cycle

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

How much of the atmosphere is composed of nitrogen gas?

87%
38%
78%
21%

Tags

Nitrogen Cycle

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If the atmosphere is 78% N2, why can't we just get our nitrogen by breathing?

We have no mechanism to break the triple bond of nitrogen between the atoms.
Our lungs would be damaged by the N2.
We need Oxygen for cellular respiration.
The legumes take it up first.

Tags

Nitrogen Cycle

4.

MATCH QUESTION

1 min • 4 pts

Match the following steps of the nitrogen cycle to how they move bacteria.

Denitrification

Geosphere to Biosphere

Ammonification

Atmosphere to Geosphere

Nitrogen Fixation

Biosphere to Geosphere

Assimilation

Geosphere to Atmosphere

Tags

Nitrogen Cycle

5.

MATCH QUESTION

1 min • 4 pts

Match the following steps of the nitrogen cycle to how they move bacteria.

Geosphere to Biosphere

Assimilation

(Soil to plants)

Biosphere to Geosphere

Nitrogen Fixation

(Atmospheric nitrogen to ammonia in the soil)

Atmosphere to Geosphere

Ammonification

(Decaying organisms to the soil)

Geosphere to Atmosphere

Denitrification

(Soil to the air)

Tags

Nitrogen Cycle

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Plants and animals cannot use nitrogen directly from the air.

True

False

Tags

Nitrogen Cycle

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What converts nitrogen gas into a usable form for plants and animals?

bacteria

rain

fungi

car exhaust

Tags

Nitrogen Cycle

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